| Integrated antennas | Flexible radio (either 2.4 GHz or 5 GHz) -  2.4 GHz, gain 4 dBi, internal antenna, omnidirectional in azimuth -  5 GHz, gain 6 dBi, internal directional antenna, elevation plane beamwidth 90° Dedicated 5-GHz radio -  5 GHz, gain 5 dBi, internal antenna, omnidirectional in azimuth | 
		
			| External antenna (sold separately) | -  3802e Series access points are certified for use with antenna gains up to 6 dBi (2.4 GHz and 5 GHz) -  3802p Series access points are certified for use with antenna gains up to 13 dBi (2.4 GHz and 5 GHz) with the AIR‑ANT2513-P4M-N= antenna -  Cisco offers the industry's broadest selection of antennas, delivering optimal coverage for a variety of deployment scenarios | 
		
			| Smart Antenna Connector | -  Available on the 3802e Series and 3802p Series access points only -  Requires the AIR-CAB002-DART-R= 2 ft smart antenna connector to RP-TNC connectors to connect a second antenna to the access point -  Required when running the flexible radio as either a: ◦   Second 5-GHz serving radio ◦   Wireless Security Monitoring radio | 
		
			| Interfaces | ◦   2 Ethernet ports ◦   100/1000/2500/5000 Multigigabit Ethernet (RJ-45) – IEEE 802.3bz ◦   CAT 5e cabling ◦   Higher-quality 10GBASE-T (CAT 6/6a) cabling ◦   100/1000BASE-T autosensing (RJ-45 - AUX port) ◦   Management console port (RJ-45) | 
		
			| Indicators | -  Status LED indicates boot loader status, association status, operating status, boot loader warnings, boot loader errors | 
		
			| Dimensions (W x L x H) | -  Access point (without mounting brackets): 3802I: 8.66 x 8.68 x 2.46 in. (22 x 22 x 6.25 cm), 3802E: 8.66 x 8.68 x 2.62 in. (22 x 22 x 6.7 cm), 3802P: 8.66 x 8.68 x 2.62 in. (22 x 22 x 6.7 cm) | 
		
			| Weight | -  4.6 lb (2.09 kg) | 
		
			| Environmental | -  Nonoperating (storage) temperature: -22° to 158°F (-30° to 70°C) -  Nonoperating (storage) altitude test: 25˚C, 15,000 ft. -  Operating temperature: -4° to 122°F (-20° to 50°C) -  Operating humidity: 10% to 90% (noncondensing) Operating altitude test: 40˚C, 9843 ft. | 
		
			| System | -  1024 MB DRAM -  256 MB flash | 
		
			| Powering options | -  802.3at PoE+, Cisco Universal Power over Ethernet (Cisco UPOE®) -  802.3at power injector (AIR-PWRINJ6=) -  50W power supply (AIR-PWR-50=) | 
		
			| Power draw | -  30W at the PSE (25.5W at the PD) with all features enabled except for the USB 2.0 port -  34W at the PSE (31.1W at the PD) with the USB 2.0 port enabled | 
		
			| Compliance | -  Safety: UL 60950-1, CAN/CSA-C22.2 No. 60950-1, UL 2043, IEC 60950-1, EN 60950-1 -  Radio approvals: FCC Part 15.247, 15.407, RSS-247 (Canada), EN 300.328, EN 301.893 (Europe), ARIB-STD 66 (Japan), ARIB-STD T71 (Japan), EMI and susceptibility (Class B), FCC Part 15.107 and 15.109, ICES-003 (Canada), VCCI (Japan), EN 301.489-1 and -17 (Europe), EN 50385 -  IEEE standards: IEEE 802.11a/b/g, 802.11n, 802.11h, 802.11d, IEEE 802.11ac -  Security: 802.11i, WPA2, WPA, 802.1X, AES -  Extensible Authentication Protocol (EAP) types: EAP-Transport Layer Security (TLS), EAP-Tunneled TLS (TTLS) or Microsoft Challenge Handshake Authentication Protocol Version 2 (MSCHAPv2), Protected EAP (PEAP) v0 or EAP-MSCHAPv2, EAP-Flexible Authentication via Secure Tunneling (FAST), PEAP v1 or EAP-Generic Token Card (GTC), EAP-Subscriber Identity Module (SIM) -  Multimedia: Wi-Fi Multimedia (WMM) -  Other: FCC Bulletin OET-65C, RSS-102 | 
		
			| Software and supported wireless LAN controllers | -  Cisco Unified Wireless Network Software Release 8.2.111.0 or later -  Cisco 2500 Series Wireless Controllers, Cisco Wireless Controller Module for ISR G2, Cisco Wireless Services Module 2 (WiSM2) for Catalyst® 6500 Series Switches, Cisco 5500 Series Wireless Controllers, Cisco Flex® 7500 Series Wireless Controllers, Cisco 8500 Series Wireless Controllers, Cisco Virtual Wireless Controller -  Cisco IOS® XE Software Release 16.3 -  Cisco Catalyst 3850 Series and 3650 Series Switches | 
		
			| 802.11n version 2.0 (and related) capabilities | -  4x4 MIMO with three spatial streams -  Maximal ratio combining (MRC) -  802.11n and 802.11a/g beamforming -  20- and 40-MHz channels -  PHY data rates up to 450 Mbps (40 MHz with 5 GHz). -  Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx) -  802.11 dynamic frequency selection (DFS) -  Cyclic shift diversity (CSD) support | 
		
			| 802.11ac Wave 1 capabilities | -  4x4 MIMO with three spatial streams -  MRC -  802.11ac beamforming -  20-, 40-, and 80-MHz channels -  PHY data rates up to 1.3 Gbps (80 MHz in 5 GHz) -  Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx) -  802.11 DFS -  CSD support | 
		
			| 802.11ac Wave 2 capabilities | -  4x4 MU-MIMO with three spatial streams -  MRC -  802.11ac beamforming -  20-, 40-, 80, 160-MHz channels -  PHY data rates up to 5.2 Gbps -  Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx) -  802.11 DFS -  CSD support | 
	
 
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Chào anh/chị, bộ phát Cisco AIR-AP3802I-E-K9C có thể dùng được ở cả 2 băng tần 2.4 và 5 GHz.
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Bộ phát wifi Cisco AIR-AP3802I-E-K9C có thể chạy độc lập không cần controller không?
Chào anh/chị, bộ phát wifi Cisco AIR-AP3802I-E-K9C có thể chạy độc lập mà không cần dùng controller.